What are the threats of plastic pollution?

plastic pollution is among the most serious threats, a larger problem may be how it compounds all the other stresses on ocean health. These threats include climate change, acidification, ocean warming, overfishing and habitat destruction.

Explanation:

might be agreeing to participate ethically with other european nations in the slave trade

or notifying other european nations when taking possession   of african territories

to act quickly in times of danger to the united states

because you have to act quickly if you want to live/survive.